Implement post Activity Streams

This commit is contained in:
Akihiko Odaki 2018-04-01 18:12:51 +09:00
parent fabf233478
commit 12a251c7d6
5 changed files with 95 additions and 4 deletions

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@ -0,0 +1,5 @@
export default [
'https://www.w3.org/ns/activitystreams',
'https://w3id.org/security/v1',
{ Hashtag: 'as:Hashtag' }
];

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@ -47,6 +47,7 @@ export type IPost = {
heading: number;
speed: number;
};
tags: string[];
};
/**

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@ -1,11 +1,13 @@
import * as express from 'express';
import post from './post';
import user from './user';
import inbox from './inbox';
const app = express();
app.disable('x-powered-by');
app.use(post);
app.use(user);
app.use(inbox);

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@ -0,0 +1,85 @@
import * as express from 'express';
import context from '../../common/remote/activitypub/context';
import parseAcct from '../../common/user/parse-acct';
import config from '../../conf';
import DriveFile from '../../models/drive-file';
import Post from '../../models/post';
import User from '../../models/user';
const app = express();
app.disable('x-powered-by');
app.get('/@:user/:post', async (req, res, next) => {
const accepted = req.accepts(['html', 'application/activity+json', 'application/ld+json']);
if (!(['application/activity+json', 'application/ld+json'] as Array<any>).includes(accepted)) {
return next();
}
const { username, host } = parseAcct(req.params.user);
if (host !== null) {
return res.sendStatus(422);
}
const user = await User.findOne({
usernameLower: username.toLowerCase(),
host: null
});
if (user === null) {
return res.sendStatus(404);
}
const post = await Post.findOne({
_id: req.params.post,
userId: user._id
});
if (post === null) {
return res.sendStatus(404);
}
const asyncFiles = DriveFile.find({ _id: { $in: post.mediaIds } });
let inReplyTo;
if (post.replyId) {
const inReplyToPost = await Post.findOne({
_id: post.replyId,
});
if (inReplyToPost !== null) {
const inReplyToUser = await User.findOne({
_id: post.userId,
});
if (inReplyToUser !== null) {
inReplyTo = `${config.url}@${inReplyToUser.username}/${inReplyToPost._id}`;
}
}
} else {
inReplyTo = null;
}
const attributedTo = `${config.url}/@${user.username}`;
res.json({
'@context': context,
id: `${attributedTo}/${post._id}`,
type: 'Note',
attributedTo,
content: post.textHtml,
published: post.createdAt.toISOString(),
to: 'https://www.w3.org/ns/activitystreams#Public',
cc: `${attributedTo}/followers`,
inReplyTo,
attachment: (await asyncFiles).map(({ _id, contentType }) => ({
type: 'Document',
mediaType: contentType,
url: `${config.drive_url}/${_id}`
})),
tag: post.tags.map(tag => ({
type: 'Hashtag',
href: `${config.url}/search?q=#${encodeURIComponent(tag)}`,
name: '#' + tag
}))
});
});
export default app;

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@ -1,6 +1,7 @@
import * as express from 'express';
import config from '../../conf';
import { extractPublic } from '../../crypto_key';
import context from '../../common/remote/activitypub/context';
import parseAcct from '../../common/user/parse-acct';
import User, { ILocalAccount } from '../../models/user';
@ -33,10 +34,7 @@ app.get('/@:user', async (req, res, next) => {
}
res.json({
'@context': [
'https://www.w3.org/ns/activitystreams',
'https://w3id.org/security/v1'
],
'@context': context,
type: 'Person',
id,
inbox: `${id}/inbox`,